Top Security Startups in 2026

ConnectWise is a software company that transforms how technology solution providers build, manage, and grow their businesses. The company powering Technology Solution Providers to achieve their vision of success in their As-a-Service business with intelligent software, expert services, an immersive IT community, and a vast ecosystem of integrations. The software solutions deliver the results companies want at each step of their business journey. Today more than 5,000 technology organizations, including IT solution providers, MSPs, system integrators, software developers, and VARs, rely on ConnectWise to achieve greater accountability, operational efficiency, and profitability in their businesses. The ConnectWise Business Management Solution integrates business-process automation, help desk and customer service, sales, marketing, project management, and business analytics that dramatically streamline a company's operations. ConnectWise was established in 1982 and is headquartered in Tampa, Florida, United States.

Conveyor is the leading generative AI-powered platform that automates and scales the most tedious part of the sales process: customer security reviews. Trusted by the world's top SaaS companies, Conveyor helps vendors build trust with customers while reducing the time spent on the mind-numbing task of sharing security information and answering security questionnaires by over 90%.

GitGuardian leads the way in Non-Human Identity security, offering end-to-end solutions from secrets detection in code, productivity tools and environments to strong remediation, observability and proactive prevention of leaks. Our solutions are already used by more than 600K developers worldwide! GitGuardian Internal monitoring is the n°1 security app on the GitHub marketplace. GitGuardian helps organizations find exposed sensitive information that could lead to tens of millions of dollars in potential damage. We love wearing our Guardians’ cape, and helping each other achieve our high ambitions! Based in Paris we are a true citizen of the world with more than 80% of our customers in the United States. The Guardians are young, passionate and aiming high!

We support a range of clients and projects from supporting start ups on product development projects, mid sized companies on professional services and application modernization / migration / enhancement to mature federal government agencies on enterprise-wide cybersecurity and mobility projects.

Entefy helps people and organizations Discover & Do more faster. Our patented technologies in communication, machine intelligence, and cybersecurity transform interactions between people, smart machines, and services. Entefy SaaS and on-premise solutions enable next-generation collaboration, search, knowledge management, data intelligence, and AI assistance—accelerating digital transformation to fuel growth and productivity in unprecedented ways. Get started at entefy.com.

Plurilock provides identity-centric cybersecurity for today’s workforces. The Plurilock family of companies enables organizations to operate safely and securely while reducing cybersecurity friction. Plurilock offers world-class IT and cybersecurity solutions through its Solutions Division, paired with proprietary, AI-driven and cloud-friendly security through its Technology Division. Together, the Plurilock family of companies delivers persistent identity assurance with unmatched ease of use.

Data is precious, yet siloed, due to technological hurdles and privacy constraints. Synthesized's software uses AI to learn the structure of original data and simulate practically useful new data points, thus unleashing data's full potential whilst protecting people's privacy. The company is funded by leading technology investors in the UK and Europe and is supported by Facebook through the LDN_LAB programme and Google through the Residency programme.

Synhawk builds next-generation AI voice security for telco operators. Our platform detects deepfake voice and synthetic media in real time - running directly inside on-prem telco networks where latency, reliability, and security are non-negotiable. We're past the initial research phase. Our small, highly technical, founder-led team actively deployes the solution with major telco customers, working with real GPU clusters, air-gapped environments, and strict production SLAs. This isn't just a lab - it's AI research with immediate, measurable impact on systems that defend real communications infrastructure.

At Maze, we're building a new type of cybersecurity platform, built from the ground up to use LLMs and AI Agents to make decisions, instead of pre-defined logic.

Guile is a cybersecurity and AI engineering company building an autonomous penetration testing platform. We operate at the intersection of offensive security and agentic AI systems to give software teams continuous, red-team-level security validation.